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TNPO2 Foundation

Diagnosing TNPO2 Disorders

For the c.466 G>A variant of TNPO2 disorder, the first symptom appears prenatally: microcephaly can be observed on an ultrasound starting in the 3rd trimester. The severity of microcephaly increases as the pregnancy proceeds towards birth.

Screening via Prenatal Ultrasound

A third-trimester ultrasound scan

Diagnosis via WGS or WES Testing

A definitive TNPO2 disorder diagnosis can only be made through genetic testing.

Your physician can order a WGS or WES from certified providers. These labs include (but are not limited to):

TNPO2 Foundation is unaffiliated with these companies and has no relationship with them.

If you do not have insurance coverage, TNPO2 Foundation can connect you with a testing service which provides WGS funded by philanthropic sources.

We would need confirmation of a microcephaly diagnosis to do so.